When first industrial revolution begin people mainly workers class around the world […]

We people begin widely using electronic computers and smartphones including its related

Telephone is revolutionary electric device patented by Alexander Graham Bell that will

If you’re using pc aka personal computer or smartphone then do you

Now a days, if you don’t have operating system either it’s on

Pinhole Camera is an hardware device with revolutionary mechanism and technology that

Newspaper used to be the only source available for people around the

Now a days, majority of people around the world feel hard and

In this modern world, there are many digital technologies available on number

Android is most popular free and open source GUI aka graphical user